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Retirement Benefits (Estimated future benefit payments) (Details) $ in Thousands | Dec. 30, 2022 USD ($)
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Pension Benefits |
Estimated future benefit payments |
2023 | $ 15,583
2024 | 17,035
2025 | 16,406
2026 | 18,585
2027 | 20,116
Years 2028-2032 | 107,755
Postretirement Medical Benefits |
Estimated future benefit payments |
2023 | 1,763
2024 | 1,748
2025 | 1,735
2026 | 1,715
2027 | 1,699
Years 2028-2032 | $ 8,136

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